Weather forecast for: Ballwin MO
Last Update: 4:46 am CDT Oct 29, 2026
Today: Sunny, with a high near 80. Light and variable wind becoming southwest around 6 mph.
Tonight: Increasing clouds, with a low around 58. Light and variable wind.
Friday: Partly sunny, with a high near 78. Southeast wind around 5 mph.
Friday Night: Mostly cloudy, with a low around 60. Light southeast wind.
Saturday: Cloudy, with a high near 72. Light east wind.
Saturday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 57.
Sunday: A 20 percent chance of showers before 1pm. Partly sunny, with a high near 71.
Sunday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 56.
Monday: A 40 percent chance of showers. Mostly cloudy, with a high near 72.
Monday Night: Showers likely, mainly after 1am. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.
Tuesday: Showers likely. Mostly cloudy, with a high near 72. Chance of precipitation is 60%.
Tuesday Night: Showers likely. Mostly cloudy, with a low around 54. Chance of precipitation is 60%.
Wednesday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 68.